Question: who is the dialect of british english?
Paraphrase: who is the tongue of british english?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P4913 wd:Q7979 . ?sbj wdt:P31 wd:Q33384 } 
Answer: Geordie, Brummie, East Anglian English, East Midlands English, Mancunian, Norfolk dialect, Black Country dialect, cockney